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SF MARATHON 2ND HALF 2026

Frances Yiu

Bib: 22723•F•Age: 45

San Anselmo, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 3840
Top 21%
Gender (Female)
#0 / 1760
Top 11%
Masters (Masters Women)
#0 / 365
Top 7%
Division (F45-49)
#0 / 81
Top 10%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
8:38/mi
17:17
↑ 138↓ 680.7%
4M
8:07/mi
33:31
↑ 1631.4%
6M
10:25/mi
54:22
↑ 55↓ 830.3%
8M
6:26/mi
1:07:14
↑ 65↓ 1510.8%
10M
8:51/mi
1:24:55
↑ 61↓ 1741.1%
12M
9:05/mi
1:43:05
↑ 41↓ 530.1%
Finish· 13.11 mi
8:49/mi
1:52:52
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time54:22
Pace9:04 /mi
2nd Half
Distance7.11 mi
Time58:30
Pace8:14 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:47:2617:178:3817:17
8:38
-
4M
4.00 mi09:03:4033:318:2316:14
8:07
-0:31
6M
6.00 mi09:24:3154:229:0420:51
10:25
+2:18
8M
8.00 mi09:37:231:07:148:2412:52
6:26
-3:59
10M
10.00 mi09:55:041:24:558:3017:41
8:51
+2:25
12M
12.00 mi10:13:141:43:058:3518:10
9:05
+0:14
Finish
13.11 mi10:23:011:52:528:379:47
8:49
-0:16

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:26 /mi

Average Pace

8:37 /mi

Slowest Pace

10:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

29:06

26% of race

Time at Steady Pace

1:02:55

56% of race

Time at Slower Pace

20:51

18% of race

Average Pace: 8:37 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi08:47:2617:178:3817:17
8:38
#902
4M
4.00 mi09:03:4033:318:2316:14
8:07
#885
6M
6.00 mi09:24:3154:229:0420:51
10:25
#854
8M
8.00 mi09:37:231:07:148:2412:52
6:26
#832
10M
10.00 mi09:55:041:24:558:3017:41
8:51
#824
12M
12.00 mi10:13:141:43:058:3518:10
9:05
#804
Finish
13.11 mi10:23:011:52:528:379:47
8:49
#806
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
2M2.00 mi2.00 mi90222510796(Top 21%)212(Top 12%)8(Top 10%)
4M4.00 mi2.00 mi885+17228-39+1894(Top 23%)237(Top 13%)11(Top 14%)
6M6.00 mi2.00 mi854+31215+139830(Top 22%)199(Top 11%)8(Top 10%)
8M8.00 mi2.00 mi832+22207+88+1775(Top 20%)184(Top 10%)7(Top 9%)
10M10.00 mi2.00 mi824+8202+58836(Top 22%)216(Top 12%)9(Top 11%)
12M12.00 mi2.00 mi804+20198+47+1796(Top 21%)212(Top 12%)8(Top 10%)
Finish13.11 mi1.11 mi806-2201-38-1844(Top 22%)224(Top 13%)8(Top 10%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 21%
×9story building
+138ft-68ft

Overall

796

Females

212

F45-49

8

2M→4M

2.0 - 4.0 mi

Top 23%
×13story building
+163ft-19ft

Overall

894

Females

237

F45-49

11

4M→6M

4.0 - 6.0 mi

Top 22%
×4story building
+55ft-83ft

Overall

830

Females

199

F45-49

8

6M→8M

6.0 - 8.0 mi

Top 20%
×10story building
+65ft-151ft

Overall

775

Females

184

F45-49

7

8M→10M

8.0 - 10.0 mi

Top 22%
×10story building
+61ft-174ft

Overall

836

Females

216

F45-49

9

10M→12M

10.0 - 12.0 mi

Top 21%
×3story building
+41ft-53ft

Overall

796

Females

212

F45-49

8

12M→Finish

12.0 - 13.1 mi

Top 22%
×1human
+6ft-6ft

Overall

844

Females

224

F45-49

8

Passing Analysis

Category:
Athletes Passed
214*
Passed By
118
Net Change
+96
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#902
2M → 4M6346+17#902#885
4M → 6M4615+31#885#854
6M → 8M319+22#854#832
8M → 10M29*21+8#832#824
10M → 12M3515+20#824#804
12M → Finish1012-2#804#806
TOTALS214*118+96

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon